Home / 50,547.60-75,821.40-15,487.20

Finding the Fourth Proportional to 50,547.60, 75,821.40 and 15,487.20

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Solution

The fourth proportional to 50,547.60, 75,821.40 and 15,487.20 is: 23,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,547.60 : 75,821.40 = 15,487.20 : x
  2. Step 2: Convert to fraction form
    50,547.60/75,821.40 = 15,487.20/x
  3. Step 3: Cross multiply
    50,547.60x = 75,821.40 × 15,487.20
  4. Step 4: Simplify right side
    50,547.60x = 1,174,261,186.08
  5. Step 5: Solve for x
    x = 1,174,261,186.08/50,547.60
  6. Step 6: Final answer
    x = 23,230.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.